c>06. ^^ 



WITH SUPPLEMENT. 



JULY 1903. 



(Published Ut July 1903.) 



No. 558. 



(/Vo. 336 of current series.) 



MONTHLY JOURNAL OF 



NATURAL HISTORY FOR THE NORTH OF ENGLAND. 



EDITED BV 



T. SHEPPARD, F.G.S., and T. W. WOODHEAD, F.L.S., 



iSUsKVM, Hi'i.i. ; Technical Coi i-ege, Hi'opersfield ; 



WITH THE ASSISIANCE AS RFFEREES IN SPECIAL DHI' AR TM HNl S OF 



J. GILBERT BAKER, F.R.S., F.L.S. 

 PERCY F. KENDALL, F.G.S., 

 T. H. NELSON, M.B.O.U., 



GEO. T. PORRITT, F.L.S., F.E.S. 

 JOHN W. TAYLOR, F.L.S. , 

 WILLIAM WEST, F.L.S. 



Contents: — 



Notes and Comments (Illustrated):— In Memory of Samuel _Chad\yick, F.G.S., Cave 

 Remains in Derbyshire, A New Yorkshire Fossil, The Yorkshire Chalk, Ancient 

 Earthworks... 



The Chemistry of Some Common Plants — P. Q. Keegan, LL.D. 



Hull's Contribution to Science (Plates VI. and \\\.)— Thomas Sheppard, F.G.S. 



Yorkshire Naturalists at Filey (Illustrated)— r. 5. 



Lincolnshire Freshwater Mites (Illustrated) — C. F. George, Af.R.C.S. 



Notes on the Geology and Archaeology of the Caythorpe and Leadenham 

 District (Illustrated) — Henry Presfoti, F.G.S. 



Pied Flycatcher in Yorkshire—/. Braim 



Diatoms in Hotham Carrs, near North Cave (Illustrated)—./?. H. Philip 



Reviews and Book Notices (Illustrated) 



Field Notes 



Carboniferous Vegetation at Bradford— ff. Cudworth 



Northern News 



Durham Diptera— .^pi'. Jf. J. Wingate 



Illustrations 228, 242, 2s. 



Plates Va, VI., VIL, Vila, and VIII. 



223-22i> 

 229-232 

 233-240 

 241-251 



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